1. The Celestial Sphere is described as similar to an in the night sky. 2. It is not necessary to the know the object’s true only the object’s position.
3. How many angular measurements are needed to determine a body’s position in space relative to another?
4. The Azimuth at due North is 0 degrees. At what angles can we find the other three cardinal directions of E, S and W?

This is about Celestial Spheres. I have tried to find the answers but I haven't found anything plz help. The link for the info is broken so I can't use it, maybe it will work on your computer. The document is attached

In a recent telephone survey, 5,000 randomly selected teenagers were asked to cite their primary social network site. six of 10 teenagers said they use mybook as their primary social network site. a 95% confidence interval to estimate the true proportion of teenagers who use mybook as their primary social network site is found to be (0.2964, 0.9036). which of the following is a correct interpretation of the confidence level? ninety-five percent of all samples of this size would yield a confidence interval of (0.2964, 0.9036). there is a 95% chance that the true proportion of teenagers who use mybook as their primary social network site is in the interval (0.2964, 0.9036). ninety-five percent of the time, the procedure used to generate this interval will capture the true proportion of teenagers who use mybook as their primary social network site. ninety-five percent of all the samples of size 5,000 lie in the confidence interval (0.2964, 0.9036).